[INFO] updating cached repository https://github.com/casimir/ufind [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f43e2ac87871d2aa1c40b1b5566b31ff1f17887b [INFO] checking casimir/ufind against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasimir%2Fufind" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/casimir/ufind on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad [INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/casimir/ufind [INFO] finished tweaking git repo https://github.com/casimir/ufind [INFO] tweaked toml for git repo https://github.com/casimir/ufind written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/casimir/ufind already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 06281fff0a7f61166209cabcbb49fad469e9436ecb79925f50a1c9cd043ff631 [INFO] running `"docker" "start" "-a" "06281fff0a7f61166209cabcbb49fad469e9436ecb79925f50a1c9cd043ff631"` [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling vec_map v0.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.1.0 [INFO] [stderr] Checking term_size v0.2.3 [INFO] [stderr] Checking clap v2.23.1 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling ufind v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `ufind v0.3.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ufind-8f6c4c2508e28c58/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'couldn't create completion file: other os error', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.23.1/src/app/parser.rs:113:25 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5561d7e017c4 - backtrace::backtrace::libunwind::trace::h86a11ecd6abb81ed [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5561d7e017c4 - backtrace::backtrace::trace_unsynchronized::hb15fe4110e5f85d2 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5561d7e017c4 - std::sys_common::backtrace::_print_fmt::h3fe925aba6fb8a40 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x5561d7e017c4 - ::fmt::heeb49cad91640f09 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5561d7e1ad4c - core::fmt::write::h8833349fa0c8591c [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x5561d7dffa27 - std::io::Write::write_fmt::h04c97778c24a45de [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5561d7e037ae - std::sys_common::backtrace::_print::h94674bd19992a2fa [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5561d7e037ae - std::sys_common::backtrace::print::h96ed28e8e2a34b72 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5561d7e037ae - std::panicking::default_hook::{{closure}}::h11c2ff14a155c2b9 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x5561d7e034a1 - std::panicking::default_hook::h036f22f28618618b [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x5561d7e03ddb - std::panicking::rust_panic_with_hook::hf61d02f6b05d844c [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x5561d7e0398e - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x5561d7e038d0 - std::panicking::begin_panic_fmt::h1c95f3d89b737ce2 [INFO] [stderr] at src/libstd/panicking.rs:326 [INFO] [stderr] 13: 0x5561d7d825cd - clap::app::parser::Parser::gen_completions::h489f41b305374e9e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.23.1/src/app/parser.rs:113 [INFO] [stderr] 14: 0x5561d7d80cd7 - clap::app::App::gen_completions::h1630cc379338878e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.23.1/src/app/mod.rs:1385 [INFO] [stderr] 15: 0x5561d7d80816 - build_script_build::main::he6caf6e2e0c42f13 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15 [INFO] [stderr] 16: 0x5561d7d80c20 - std::rt::lang_start::{{closure}}::h4c6a6b681b1f606b [INFO] [stderr] at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5561d7e03873 - std::rt::lang_start_internal::{{closure}}::h8908fde85afe23e2 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5561d7e03873 - std::panicking::try::do_call::h4a6b7fd652bb44be [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 19: 0x5561d7e05bba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:81 [INFO] [stderr] 20: 0x5561d7e04270 - std::panicking::try::h3a04761f208f0237 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 21: 0x5561d7e04270 - std::panic::catch_unwind::hcd13548900b20da0 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5561d7e04270 - std::rt::lang_start_internal::hcbec06ca7695af54 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x5561d7d80bf9 - std::rt::lang_start::hee16e3d116e77b6c [INFO] [stderr] at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x5561d7d808fa - main [INFO] [stderr] 25: 0x7fd6a256db97 - __libc_start_main [INFO] [stderr] 26: 0x5561d7d7eeea - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "06281fff0a7f61166209cabcbb49fad469e9436ecb79925f50a1c9cd043ff631"` [INFO] running `"docker" "rm" "-f" "06281fff0a7f61166209cabcbb49fad469e9436ecb79925f50a1c9cd043ff631"` [INFO] [stdout] 06281fff0a7f61166209cabcbb49fad469e9436ecb79925f50a1c9cd043ff631